HTTP 200 OK
Allow: GET, POST, HEAD, OPTIONS
Content-Type: application/json
Vary: Accept
{
"count": 58699,
"next": "https://online-go.com/api/v1/tournaments?format=api&ordering=subsequent_pairing_method&page=5637",
"previous": "https://online-go.com/api/v1/tournaments?format=api&ordering=subsequent_pairing_method&page=5635",
"results": [
{
"id": 3206,
"name": "SWT 19x19 Dan 4th Cycle",
"director": {
"id": 52052,
"username": "ST000MA",
"country": "rs",
"icon": "https://secure.gravatar.com/avatar/da4a122c783bf3156553dfebd327d39d?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 1762.4119367004334,
"deviation": 64.26729856576664,
"volatility": 0.062221290653764826
}
},
"ranking": 28.035583080516542,
"professional": false,
"ui_class": ""
},
"description": "For more information see: http://forums.online-go.com/t/swt-tournaments/860.",
"schedule": null,
"title": null,
"tournament_type": "roundrobin",
"handicap": 0,
"rules": "japanese",
"time_per_move": 91200,
"time_control_parameters": {
"time_control": "fischer",
"initial_time": 432000,
"max_time": 432000,
"time_increment": 86400
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 78,
"name": "OGS Mini Tournaments",
"summary": "The home for all of the old OGS mini tournaments",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 380,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": false,
"time_start": null,
"players_start": null,
"first_pairing_method": "strength",
"subsequent_pairing_method": "strength",
"min_ranking": 30,
"max_ranking": 36,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2014-12-15T21:15:18.686675Z",
"ended": "2015-03-25T08:31:52.220678Z",
"start_waiting": "2014-12-15T21:15:17.895706Z",
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 0,
"ranked": true
},
{
"id": 51730,
"name": "13x13 D.E. (Chinese Rules)",
"director": {
"id": 637869,
"username": "Robert.Jasiek.Rules.Master",
"country": "de",
"icon": "https://user-uploads.online-go.com/404bee731ca9a372d41def91e449b98e-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1500,
"deviation": 350,
"volatility": 0.06
}
},
"ranking": 24.303382182144386,
"professional": false,
"ui_class": "provisional"
},
"description": "☆ The default tournament pairing method is Strength, to ensure matches remain competitive the entire contest.\n \n☆ This is a ‘Fast Correspondence Tournament’. Please, avoid delaying your games using the vacation feature or pause. If that’s the case, the tournament director may call the game for your opponent (always with previous notice).\n \n☆ Does NOT pause on the weekend.\n \n☆ If this sounds like a good time to you, please join us!\n\n<HR><BR>\nTournaments are a great way to find people who are more competitive than your average opponent. A big part of improving your own skills is by having them tested by capable adversaries. If you would like to be apart of more Chinese ruleset tournaments, check out our group for weekly opportunities.<BR><BR>",
"schedule": null,
"title": null,
"tournament_type": "double_elimination",
"handicap": 0,
"rules": "chinese",
"time_per_move": 45120,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "correspondence",
"pause_on_weekends": false,
"time_increment": 43200,
"initial_time": 172800,
"max_time": 259200
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 3207,
"name": "New Zealand Tournaments",
"summary": "This group exists as a place to enjoy weekly tournaments with competitively minded players using the lesser known but arguably strategically superior New Zealand rule set. All are welcome here ヽ(≧◡≦)ノ",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 593,
"icon": "https://user-uploads.online-go.com/6eb69fa03f2ad6946a5ae7783753aaa4-64.png"
},
"auto_start_on_max": true,
"time_start": "2019-10-01T01:00:00Z",
"players_start": 8,
"first_pairing_method": "strength",
"subsequent_pairing_method": "strength",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2019-10-01T01:01:09.379555Z",
"ended": "2020-03-23T07:57:07.044820Z",
"start_waiting": "2019-10-01T01:01:07.483422Z",
"board_size": 13,
"active_round": null,
"icon": "https://user-uploads.online-go.com/6eb69fa03f2ad6946a5ae7783753aaa4-15.png",
"player_count": 17,
"ranked": true
},
{
"id": 56443,
"name": "9x9 McMahon (New Zealand Rules)",
"director": {
"id": 582354,
"username": "GlacialNoivern",
"country": "us",
"icon": "https://user-uploads.online-go.com/bae7db25edc19db310969d9c23831e70-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1538.257364713131,
"deviation": 65.55077561199136,
"volatility": 0.06026203340214659
}
},
"ranking": 24.886416928616224,
"professional": false,
"ui_class": ""
},
"description": "☆ The default tournament pairing method is Strength, to ensure matches remain competitive the entire contest.\n \n☆ This is a ‘Fast Correspondence Tournament’. Please, avoid delaying your games using the vacation feature or pause. If that’s the case, the tournament director may call the game for your opponent (always with previous notice).\n \n☆ Does NOT pause on the weekend.\n \n☆ If this sounds like a good time to you, please join us!\n\n<HR><BR>\nTournaments are a great way to find people who are more competitive than your average opponent. A big part of improving your own skills is by having them tested by capable adversaries. If you would like to be apart of more Chinese ruleset tournaments, check out our group for weekly opportunities.<BR><BR>",
"schedule": null,
"title": null,
"tournament_type": "mcmahon",
"handicap": 0,
"rules": "nz",
"time_per_move": 45120,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "correspondence",
"pause_on_weekends": false,
"time_increment": 43200,
"initial_time": 172800,
"max_time": 259200
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 3207,
"name": "New Zealand Tournaments",
"summary": "This group exists as a place to enjoy weekly tournaments with competitively minded players using the lesser known but arguably strategically superior New Zealand rule set. All are welcome here ヽ(≧◡≦)ノ",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 593,
"icon": "https://user-uploads.online-go.com/6eb69fa03f2ad6946a5ae7783753aaa4-64.png"
},
"auto_start_on_max": true,
"time_start": "2020-02-16T02:00:00Z",
"players_start": 4,
"first_pairing_method": "strength",
"subsequent_pairing_method": "strength",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2020-02-16T02:00:44.459644Z",
"ended": "2020-03-06T02:30:41.962948Z",
"start_waiting": "2020-02-16T02:00:44.148536Z",
"board_size": 9,
"active_round": null,
"icon": "https://user-uploads.online-go.com/6eb69fa03f2ad6946a5ae7783753aaa4-15.png",
"player_count": 4,
"ranked": true
},
{
"id": 117930,
"name": "Correspondence Weekly McMahon 19x19 2024-07-13 17:00",
"director": {
"id": 4,
"username": "matburt",
"country": "us",
"icon": "https://secure.gravatar.com/avatar/1dff84686f829e8ef90e2e123f1baddf?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 1125.8827017028436,
"deviation": 78.19731452501959,
"volatility": 0.06006087171771568
}
},
"ranking": 17.66169912212786,
"professional": false,
"ui_class": "supporter moderator admin"
},
"description": "Automatic Site-wide Tournament",
"schedule": {
"id": 9,
"name": "Correspondence Weekly McMahon 19x19",
"rrule": "DTSTART:20251215T170000Z\nRRULE:FREQ=WEEKLY",
"active": true,
"created": "2015-12-16T02:22:56.480465Z",
"last_run": "2025-12-15T17:01:05.269875Z",
"lead_time_seconds": 432000,
"tournament_type": "s_mcmahon",
"handicap": 0,
"rules": "japanese",
"size": 19,
"time_control_parameters": {
"time_control": "fischer",
"initial_time": 259200,
"pause_on_weekends": true,
"max_time": 259200,
"time_increment": 86400
},
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": true,
"exclude_provisional": true,
"players_start": 10,
"first_pairing_method": "random",
"subsequent_pairing_method": "strength",
"settings": {
"num_rounds": 3,
"upper_bar": "25",
"lower_bar": "15",
"group_size": 4,
"maximum_players": 1000
},
"next_run": "2025-12-22T17:00:00Z",
"base_points": "30.0"
},
"title": null,
"tournament_type": "s_mcmahon",
"handicap": 0,
"rules": "japanese",
"time_per_move": 88451,
"time_control_parameters": {
"time_control": "fischer",
"initial_time": 259200,
"pause_on_weekends": true,
"max_time": 259200,
"time_increment": 86400
},
"is_open": true,
"exclude_provisional": true,
"group": null,
"auto_start_on_max": false,
"time_start": "2024-07-13T17:00:46.041059Z",
"players_start": 10,
"first_pairing_method": "random",
"subsequent_pairing_method": "strength",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2024-07-13T17:01:28.499078Z",
"ended": "2025-11-27T21:18:44.006684Z",
"start_waiting": "2024-07-13T17:01:26.956225Z",
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/trophies/gold_title_19.png",
"player_count": 26,
"ranked": true
},
{
"id": 68270,
"name": "32 Encuentro de go en línea Noviembre 2020",
"director": {
"id": 751767,
"username": "Yar-Yar.bmx",
"country": "mx",
"icon": "https://secure.gravatar.com/avatar/3598834e6075a04a7d57a774ab1761ca?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 1208.602530444537,
"deviation": 63.0689499293524,
"volatility": 0.0601222204399597
}
},
"ranking": 19.30297409200425,
"professional": false,
"ui_class": ""
},
"description": "Vamos a jugar 😃😃😃😃",
"schedule": null,
"title": null,
"tournament_type": "mcmahon",
"handicap": 0,
"rules": "japanese",
"time_per_move": 30,
"time_control_parameters": {
"system": "byoyomi",
"time_control": "byoyomi",
"speed": "live",
"pause_on_weekends": false,
"main_time": 900,
"period_time": 20,
"periods": 3
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 4974,
"name": "Taller de Go-Biblioteca de México",
"summary": "Torneos todos los sábados a las 17:30 hrs (Ciudad de México)",
"require_invitation": false,
"is_public": false,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 237,
"icon": "https://user-uploads.online-go.com/319cd1b5d5788d57faf6978158a6f97d-64.png"
},
"auto_start_on_max": false,
"time_start": "2020-11-28T23:30:00Z",
"players_start": 4,
"first_pairing_method": "strength",
"subsequent_pairing_method": "strength",
"min_ranking": 5,
"max_ranking": 29,
"analysis_enabled": false,
"exclusivity": "group",
"started": "2020-11-28T23:30:11.444691Z",
"ended": "2020-11-29T01:22:00.638325Z",
"start_waiting": "2020-11-28T23:30:10.257284Z",
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/319cd1b5d5788d57faf6978158a6f97d-15.png",
"player_count": 19,
"ranked": true
},
{
"id": 85113,
"name": "3rd International Mandelbrot Cup",
"director": {
"id": 527014,
"username": "deleted-fae04c4c-3738-4477-a91f-f0435f893e32",
"country": "gb",
"icon": "https://user-uploads.online-go.com/b243196be54f7c40b369dcf90670360e-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1043.6976545990792,
"deviation": 69.08991620947712,
"volatility": 0.05998374323037165
}
},
"ranking": 15.90698683292563,
"professional": false,
"ui_class": ""
},
"description": "In honour of Benoit Mandelbrot a mathematician famous for the Mandelbrot set. The Mandelbrot set is one of the most beautiful bits of maths showing all values of c in which the corresponding Julia set of z->z^2+c is connected.\n\n…maybe our games of Go demonstrate something of the fractal properties that we see in the Mandelbrot set.\n\nThis cup has moved from the UK group to here.\nWho has what it takes to hold the third title!\n\nJoin in and have fun.",
"schedule": null,
"title": null,
"tournament_type": "s_mcmahon",
"handicap": 0,
"rules": "japanese",
"time_per_move": 89280,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "correspondence",
"pause_on_weekends": true,
"time_increment": 86400,
"initial_time": 259200,
"max_time": 345600
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 2748,
"name": "English Go Clan",
"summary": "",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 3,
"icon": "https://user-uploads.online-go.com/74aca6b5e68bc9cae703988a2219d093-64.png"
},
"auto_start_on_max": false,
"time_start": "2022-01-24T20:00:00Z",
"players_start": 4,
"first_pairing_method": "slide",
"subsequent_pairing_method": "strength",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2022-01-24T20:00:42.307776Z",
"ended": "2022-12-02T18:04:12.709729Z",
"start_waiting": "2022-01-24T20:00:41.248578Z",
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/74aca6b5e68bc9cae703988a2219d093-15.png",
"player_count": 17,
"ranked": true
},
{
"id": 3246,
"name": "Fight Club´s \"Daily Quick 13\"",
"director": {
"id": 93741,
"username": "littletry",
"country": "150",
"icon": "https://user-uploads.online-go.com/930b18e6eb208c8df33b3eea4e23ceae-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 1911.8998841310188,
"deviation": 65.0765344045977,
"volatility": 0.059958000313559676
}
},
"ranking": 29.920320929399413,
"professional": false,
"ui_class": ""
},
"description": "Mon. 13.10.14 - 18:00 UTC, 20:00 CET\n<br><img src=\"http://veterator.com/pic/cry/fox_white_up.png\">",
"schedule": null,
"title": null,
"tournament_type": "swiss",
"handicap": 0,
"rules": "japanese",
"time_per_move": 81,
"time_control_parameters": {
"time_control": "byoyomi",
"period_time": 73,
"main_time": 780,
"periods": 3
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 351,
"name": "Fight Club",
"summary": "",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 367,
"icon": "https://user-uploads.online-go.com/84c668c6929052e27b769484f8a7a326-64.png"
},
"auto_start_on_max": false,
"time_start": null,
"players_start": null,
"first_pairing_method": "strength",
"subsequent_pairing_method": "strength",
"min_ranking": 0,
"max_ranking": 36,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2014-10-13T18:01:41.693689Z",
"ended": "2014-10-13T19:36:48.923186Z",
"start_waiting": "2014-10-13T18:01:41.285857Z",
"board_size": 13,
"active_round": null,
"icon": "https://user-uploads.online-go.com/84c668c6929052e27b769484f8a7a326-15.png",
"player_count": 0,
"ranked": true
},
{
"id": 79133,
"name": "tournament",
"director": {
"id": 769861,
"username": "rainncat",
"country": "us",
"icon": "https://user-uploads.online-go.com/63b1a39787f99d6149e4e1cb7cc755f5-64.png",
"ratings": {
"version": 5,
"overall": {
"rating": 975.0308630931373,
"deviation": 65.62894696966373,
"volatility": 0.060026784983209604
}
},
"ranking": 14.331490463627786,
"professional": false,
"ui_class": ""
},
"description": "Have fun!",
"schedule": null,
"title": null,
"tournament_type": "double_elimination",
"handicap": 0,
"rules": "chinese",
"time_per_move": 262080,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "correspondence",
"pause_on_weekends": false,
"time_increment": 259200,
"initial_time": 259200,
"max_time": 864000
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 6843,
"name": "bunny and squirrel",
"summary": "",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 17,
"icon": "https://user-uploads.online-go.com/4fbbe44d15fe786fd4c4d0d540f0ee05-64.png"
},
"auto_start_on_max": false,
"time_start": "2021-08-28T15:00:00Z",
"players_start": 5,
"first_pairing_method": "strength",
"subsequent_pairing_method": "strength",
"min_ranking": 5,
"max_ranking": 20,
"analysis_enabled": true,
"exclusivity": "open",
"started": "2021-08-28T15:00:22.021627Z",
"ended": "2023-01-30T21:05:17.366580Z",
"start_waiting": "2021-08-28T15:00:21.468762Z",
"board_size": 19,
"active_round": null,
"icon": "https://user-uploads.online-go.com/4fbbe44d15fe786fd4c4d0d540f0ee05-15.png",
"player_count": 12,
"ranked": true
},
{
"id": 107,
"name": "holywarrior's tournament of the mighty",
"director": {
"id": 2888,
"username": "holywarrior",
"country": "us",
"icon": "https://secure.gravatar.com/avatar/281065e5a9c2a99ec2908564c4abcbf4?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 1562.5212201311695,
"deviation": 64.26190143848615,
"volatility": 0.06003171395128944
}
},
"ranking": 25.24872575061682,
"professional": false,
"ui_class": ""
},
"description": "",
"schedule": null,
"title": null,
"tournament_type": "roundrobin",
"handicap": 0,
"rules": "chinese",
"time_per_move": 172800,
"time_control_parameters": {
"time_control": "fischer",
"initial_time": 259200,
"max_time": 432000,
"time_increment": 172800
},
"is_open": true,
"exclude_provisional": true,
"group": {
"id": 78,
"name": "OGS Mini Tournaments",
"summary": "The home for all of the old OGS mini tournaments",
"require_invitation": false,
"is_public": true,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 380,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg"
},
"auto_start_on_max": false,
"time_start": null,
"players_start": null,
"first_pairing_method": "strength",
"subsequent_pairing_method": "strength",
"min_ranking": 0,
"max_ranking": 19,
"analysis_enabled": false,
"exclusivity": "open",
"started": "2006-06-26T17:36:00Z",
"ended": "2006-10-30T23:08:00Z",
"start_waiting": null,
"board_size": 19,
"active_round": null,
"icon": "https://cdn.online-go.com/5.1/img/default-group-v5.svg",
"player_count": 0,
"ranked": true
},
{
"id": 117482,
"name": "3°ETAPA: ESTUDANTES MASCULINOS.",
"director": {
"id": 1192116,
"username": "Miguel morato",
"country": "br",
"icon": "https://secure.gravatar.com/avatar/40dba1f0d7f4d531c48befd3747f5304?s=64&d=retro",
"ratings": {
"version": 5,
"overall": {
"rating": 1417.0545037456677,
"deviation": 71.26259600326357,
"volatility": 0.060076651029948996
}
},
"ranking": 22.986501748528067,
"professional": false,
"ui_class": ""
},
"description": "3°etapa do circuito de GO on-line 2024.",
"schedule": null,
"title": null,
"tournament_type": "swiss",
"handicap": 0,
"rules": "japanese",
"time_per_move": 34,
"time_control_parameters": {
"system": "fischer",
"time_control": "fischer",
"speed": "live",
"pause_on_weekends": false,
"time_increment": 30,
"initial_time": 120,
"max_time": 300
},
"is_open": true,
"exclude_provisional": false,
"group": {
"id": 6411,
"name": "CIRCUITO ONLINE SME-SP",
"summary": "",
"require_invitation": false,
"is_public": false,
"admin_only_tournaments": false,
"hide_details": false,
"member_count": 479,
"icon": "https://user-uploads.online-go.com/e433e136133ddde395dd9e6024a84c90-64.png"
},
"auto_start_on_max": false,
"time_start": "2024-07-05T22:30:00Z",
"players_start": 4,
"first_pairing_method": "strength",
"subsequent_pairing_method": "strength",
"min_ranking": 5,
"max_ranking": 38,
"analysis_enabled": false,
"exclusivity": "group",
"started": "2024-07-05T22:30:01.021769Z",
"ended": "2024-07-05T23:08:55.030943Z",
"start_waiting": "2024-07-05T22:30:00.852463Z",
"board_size": 9,
"active_round": null,
"icon": "https://user-uploads.online-go.com/e433e136133ddde395dd9e6024a84c90-15.png",
"player_count": 13,
"ranked": true
}
]
}